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These settings are also for the replacement of the vintage Signature 2012 
and earlier ( Part # 17P549-03 ) with the 2013 ( 100-202A ) control board

Setting up the unit So the Display shows the Water Temp. in Fahrenheit instead of Celsius

1. 

Hold down the “Up” and “Down” arrows for approximately 10 seconds

2. 

Unit will display “ F – C “ , this is the calibration for Fahrenheit or Celsius

3. 

Press the “Up” Arrow to Select “ *F “ 

4. 

Once the selection is made wait 10 seconds for the display to time out and go back to the normal 

display. The unit should now display the water Temp. in Fahrenheit.

Setting up the Unit for cooling function on A Heat / Cool Model

1. 

Hold down the “Up” and “Down” arrows for approximately 10 seconds

2. 

Unit will display “ F – C “ , this is the calibration for Fahrenheit or Celsius

3. 

Press the  “Hand” button until it reads the “ P - C “ on the display

4. 

Press the “Up” arrow twice so that the Display reads “ EnA “ 

5. 

Once the selection is made wait 10 seconds for the display to time out and go back to the normal 

display. Now press the “ Hand “ button until you the display reads “PHC “.

6. 

Press the “ Up” or “Down” arrow to select either “P_H” for heating or “P_C” for cooling.

Setting the Filter timer function to Disabled on the Heatpump

1. 

It is important that the “ FiL” setting is set to “DIS” for disabled. If the “FiL” setting is enabled follow 

these steps

2. 

Hold down the “Up” and “Down” arrows for approximately 10 seconds

3. 

Unit will display “ F – C “ , this is the calibration for Fahrenheit or Celsius

4. 

Press the  “Hand” button until it reads the “ FiL”

5. 

Press the “Down” arrow until it reads “DIS”

6. 

Once the selection is made wait 10 seconds for the display to time out and go back to the normal 

display.

Calibrations and Settings for ACT 
Signature Series and XL Series 
Manufactured from 2013 through 2-26-15 
with Serial number 1500379 and lower

Models : 

ACT750, 
ACT1100, 
ACT1250, 
ACT1500, 
ACT1750, 
And All H/C Variants

THE POOL HEATING SOLUTION

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